44404002 has 48 divisors (see below), whose sum is σ = 99740160. Its totient is φ = 14268096.

The previous prime is 44403991. The next prime is 44404013. The reversal of 44404002 is 20040444.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (44403991) and next prime (44404013).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61399 + ... + 62117.

It is an arithmetic number, because the mean of its divisors is an integer number (2077920).

Almost surely, 2^44404002 is an apocalyptic number.

44404002 is an abundant number, since it is smaller than the sum of its proper divisors (55336158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44404002 is a wasteful number, since it uses less digits than its factorization.

44404002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 44404002 is about 6663.6327930041. The cubic root of 44404002 is about 354.1120491801.

Adding to 44404002 its reverse (20040444), we get a palindrome (64444446).

The spelling of 44404002 in words is "forty-four million, four hundred four thousand, two".